Watch this video to learn how to find the order of rotational symmetry for different shapes, including square, parallelogram, kite and rhombus. If a 2D shape can be folded in half, with either side of ...
Rotational symmetry-broken mechanism for simplifying exceptional point achievement. (a) 3D model of waveguide coupled RTR. (b) Field distribution and (c) far-field pattern of RTR at EP. The spectral ...
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